China Indoor VCB unit Manufacturer, Supplier, Factory

BWG Photovoltaic grid connected cabinet is an important component that undertakes centralized inverters and step-up transformers or AC combiner box step-up transformers. The incoming line of this photovoltaic grid connected cabinet uses a short-circuit breaker input or direct input, and the output uses a circuit breaker or load isolation switch. The busbar is connected with electroplated or purified wire, and provides secondary lightning protection. The maximum rated voltage of the system is AC690V, and the protection level is | P40 indoors and | P65 outdoors; The cables for secondary measurement and control include cables with a current greater than 2.5mm2, cables with a voltage of 1.5mm2, and cables with a control voltage greater than 1.0mm2. The measuring current transformer is a current transformer of level 0.5, and the measuring current transformer is a current transformer of level 0.25. Relevant functions can also be added according to customer requirements. This product adopts professional electrical design, is simple, beautiful, convenient for on-site wiring and maintenance, and ensures long-term stable operation of the equipment.

The DZ20 series plastic shell circuit breaker (hereinafter referred to as the circuit breaker) is suitable for distribution lines with AC 50Hz, rated current up to 1250A, rated insulation voltage of 660V, rated working voltage of 380V (400V) and below, as overload, short circuit and undervoltage protection for distributed electrical energy, lines and power equipment. Among them, the Y, J, and G type circuit breakers with rated currents of 225A and Y type 400A can also be used to protect motors. Under normal circumstances, the circuit breaker can be used for infrequent switching of lines and infrequent starting of motors. The product meets the standards of JB8589, GB14048.2, and IEC947-2.

In recent years, with the advancement of technology and the growth of society and the economy, engineering construction has become increasingly intricate. There is a rising demand for compact switchgear that is low-maintenance and smart. Both local and global switch manufacturers are currently engaged in the development of 40.5KV 630A Sf6 Sulfur Hexafluoride Filled Gas Insulated Switchgear, which are also referred to as gas-insulated switchgear (C-GIS). This type of switchgear houses high-voltage elements like busbars, circuit breakers, isolating switches, and power cables in a container with reduced gas pressure.

The S-M series three-phase oil-immersed transformer is a versatile solution widely used in various industries. It features a fully oil-filled and sealed corrugated oil tank with an elastic oil tank shell that allows for oil expansion and effective heat dissipation. The transformer includes a new insulation structure for improved short-circuit resistance, a core composed of high-quality cold-rolled silicon steel sheet, and high-voltage and low-voltage wind of oxygen-free copper wires arranged in a multi-layer cylindrical design. Furthermore, all, minimal loss, and potential for significant energy and cost savings, offering considerable social advantages. It is extensively utilized in power plants, substations, industrial facilities, mining operations, ports, and airports, playing a crucial role in various applications.

The FWM8-12 Environmental Friendly Gas Insulated Ring Main Unit is a complete set of distribution equipment with a 12KV, three-phase AC 50Hz, and single busbar segmented system. This product has the characteristics of simple structure, flexible operation, reliable interlocking, and convenient installation. It can provide satisfactory technical solutions for various applications and users. The application of sensing technology and information technology, combined with advanced technological performance and simple and flexible configuration schemes, can meet the constantly changing needs of the market and be suitable for the intelligent requirements of the power grid.

This American type prefabricated substation is developed by absorbing the latest advanced technology from abroad and combining it with the actual situation in China. The entire product has the characteristics of small size, easy installation and maintenance, low noise, low loss anti-theft, strong overload capacity, and full protection. Suitable for newly built residential green belts, parks, stations, hotels, construction sites, airports, and other places.